section {
    background-color: #F3F3F3;
}
.server {
    height: 600px;
    background: url("../../images/login/1.jpg") center no-repeat;
}
.client {
    height: 500px;
    background: url("../../images/login/2.jpg") center no-repeat;
    .login {
        margin-top: 70px !important;
    }
}
.main {
    margin: 0 auto;
    width: 1200px;
    overflow: hidden;
    .login {
        float: right;
        width: 360px;
        height: 360px;
        background-color: #FFF;
        margin-top: 120px;
        padding: 25px;
        box-sizing: border-box;
        h2 {
            color: #3d94e3;
            font-size: 20px;
            margin: 20px 0 40px;
        }
        .user, .pass {
            border: 1px solid #CCC;
            margin-bottom: 20px;
            height: 40px;
            img {
                width: 20px;
                margin: 10px;
                float: left;
                border-right: 1px solid #CCC;
                padding-right: 10px;
            }
            input {
                width: 230px;
                height: 40px;
                line-height: 40px;
                color: #999;
                padding: 0 10px;
                border: none;
                outline: none;
                font-size: 16px;
            }
        }
        .auto {
            font-size: 14px;
            &:after,
            &:before {
                content: '';
                display: block;
                clear: both;
            }
            .remeber {
                float: left;
            }
            .reg {
                float: right;
            }
            a {
                color: #999;
            }
            .reg a:first-child {
                color: #3d94e3;
            }
        }
        button {
            width: 100%;
            height: 40px;
            border: none;
            color: #FFF;
            font-size: 16px;
            background-color: #3d94e3;
            margin-top: 20px;
            outline: none;
        }
    }
}
.youshi {
    background-color: #FFF;
    padding-bottom: 80px;
    h2 {
        text-align: center;
        font-size: 36px;
        margin: 0 0 50px;
        padding-top: 50px;
    }
    ul {
        width: 1200px;
        margin: 0 auto;
        &:after,
        &:before {
            content: '';
            display: block;
            clear: both;
        }
        li {
            float: left;
            width: 20%;
            text-align: center;
            padding: 0 15px;
            box-sizing: border-box;
            &:before {
                content: '';
                display: block;
                margin: 0 auto 20px;
                width: 96px;
                height: 96px;
                background-image: url("../../images/login/youshi.png");
            }
            &:nth-child(2):before {
                background-position: -96px 0;
            }
            &:nth-child(3):before {
                background-position: -192px 0;
            }
            &:nth-child(4):before {
                background-position: -288px 0;
            }
            &:nth-child(5):before {
                background-position: -384px 0;
            }
            p {
                font-size: 20px;
                color: #333;
                font-weight: bold;
            }
            span {
                color: #666;
            }
        }
    }
}
.fuwu {
    padding-bottom: 50px;
    h2 {
        text-align: center;
        font-size: 36px;
        margin: 0 0 50px;
        padding-top: 50px;
    }
    .help {
        width: 1200px;
        margin: 0 auto;
        background-color: #FFF;
        padding: 50px;
        box-sizing: border-box;
        .menu {
            float: left;
            width: 200px;
            height: 500px;
            z-index: 1;
            li {
                font-size: 18px;
                line-height: 50px;
                cursor: pointer;
                &.active {
                    font-weight: bold;
                    border-right: 3px solid #3d94e3;
                }
            }
        }
        .mask {
            border-left: 1px solid #EEE;
            padding-left: 50px;
            margin-left: -2px;
            height: 500px;
            overflow: hidden;
            .text {
                transition: 0.75s;
                ul {
                    margin-bottom: 80px;
                    &:last-child {
                        margin-bottom: 0;
                    }
                }
                li {
                    margin-bottom: 40px;
                    &:last-child {
                        margin-bottom: 0;
                    }
                    p {
                        margin: 0 0 20px;
                        font-size: 18px;
                        font-weight: bold;
                        color: #3d94e3;
                    }
                }
            }
        }
    }
}
footer {
    background-color: transparent;
    .copyright {
        border: none;
        text-align: center;
        line-height: 80px;
    }
}